Patents Assigned to Northgate Technologies, Inc.
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Patent number: 11957378Abstract: A surgical access device, such as a trocar, for use in providing access to a patient in a surgical setting is disclosed. The surgical access device includes an irradiation component to inactivate and sterilize gas that accidentally escapes a pneumoperitoneum, or ambient gas from outside the patient that may become entrained into the pneumoperitoneum. The surgical access device may include a central lumen that is gasketless or implements a gasket. The irradiation source may include an ultraviolet radiation source on or in the body of the surgical access device, and may be part of a discrete, removable attachment to a main part of the surgical access device body.Type: GrantFiled: December 20, 2021Date of Patent: April 16, 2024Assignee: NORTHGATE TECHNOLOGIES, INC.Inventors: Cornelio M. Varilla, Jacob M. Bumpus, Ju-Hyoung Kim
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Patent number: 11896794Abstract: A medical device accessory comprising an interface configured to connect the medical device accessory with a medical device for administration of a medical treatment using the medical device and the medical device accessory, a plurality of electrical contacts proximate the interface, the electrical contacts comprising a lead electrical contact adapted to receive an voltage from a power source associated with the medical device and one or more identifying electrical contacts, and at least one conductor providing an electrical connection between the lead electrical contact and the one or more identifying electrical contacts. An arrangement of the one or more identifying electrical contacts connected to the lead electrical contact identifies a characteristic of the medical device accessory.Type: GrantFiled: September 21, 2020Date of Patent: February 13, 2024Assignee: Northgate Technologies Inc.Inventors: Robert Mantell, Chip Curtis, Steven Weaver, Eric Andersen
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Publication number: 20230293195Abstract: An invasive electrohydraulic lithotripter probe may comprise a lithotripter tip that comprises a first electrode and a second electrode. The lithotripter tip has a length in excess of 250 cm and is dimensioned to be inserted into a long channel having a length in excess of 250 cm. The lithotripter probe may include a material that reinforces a linear strength of at least a portion of the lithotripter probe.Type: ApplicationFiled: December 20, 2022Publication date: September 21, 2023Applicant: Northgate Technologies Inc.Inventors: Stan J. Lipowski, Robert Mantell, Chuck Zander
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Publication number: 20230293196Abstract: Electrohydraulic lithotripters comprising a plurality of electrohydraulic probes are disclosed. Each probe of the plurality of probes comprise a first electrode and a second electrode positioned at a distal end of the probe such that when the probe is discharged, an electric arc between the first electrode and the second electrode produces a shockwave that radiates from the distal end of the probe. A first probe and a second probe of the plurality of probes may be configured to discharge simultaneously or sequentially.Type: ApplicationFiled: December 20, 2022Publication date: September 21, 2023Applicant: Northgate Technologies, Inc.Inventor: Robert Mantell
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Patent number: 11672554Abstract: A lithotripter tip configured for use within an invasive lithotripter probe may include a lithotripter tip body dimensioned and configured to be threaded through a human vein or artery of a patient and delivered to a position directly adjacent to a concretion within the patient. The lithotripter tip body may define an interior region in communication with an aperture at a distal end of the lithotripter tip body and the lithotripter tip body may define at least one port in communication with the interior region that is configured to receive a liquid and provide a path for the liquid to flow into the interior region of the body.Type: GrantFiled: October 27, 2020Date of Patent: June 13, 2023Assignee: NORTHGATE TECHNOLOGIES INC.Inventor: Robert R. Mantell
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Publication number: 20230110647Abstract: A multi-modulus probe design and assembly are disclosed. In one implementation, the system may include a stiffening element extending along at least a portion of a length of a lumen containing electrical wires for electrodes used in an Electrohydraulic Lithotripsy (EHL) probe. The stiffening element may be contained within the lumen of the probe or may extend along an outside of the probe. The stiffening element may be an assembly of wires of different modulus of elasticity that are joined together with a non-conductive sheath such that a greater stiffness is provided at a proximal end, and a lesser stiffness is provided at a distal end near a tip of the probe.Type: ApplicationFiled: August 16, 2022Publication date: April 13, 2023Applicant: Northgate Technologies Inc.Inventors: Alexander Carlo Buscaglia, Christian Lupercio, Alexander Travis Brown
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Patent number: 11583641Abstract: Gas recirculation systems for use in endoscopic surgical procedures including a gas recirculation pump are disclosed. The gas recirculation pump may work in conjunction with an insufflator used to inflate a patient's peritoneal cavity during surgery. The gas recirculation system may recirculate a high flow rate of gas from and to the patient while filtering particulate matter out of the gas and while maintaining an adequate moisture content in the gas. The gas recirculation pump may include a disposable pump cartridge releasably connected to a pump motor. A controller may detect a fault or safety condition in the gas recirculation system based on the load placed on the pump motor.Type: GrantFiled: October 14, 2019Date of Patent: February 21, 2023Assignee: NORTHGATE TECHNOLOGIES INC.Inventors: Robert R. Mantell, Donald Millar, Patrick B. Millar, Eric P. Andersen
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Patent number: 11559318Abstract: An invasive electrohydraulic lithotripter probe may comprise a lithotripter tip that comprises a first electrode and a second electrode. The lithotripter tip has a length in excess of 250 cm and is dimensioned to be inserted into a long channel having a length in excess of 250 cm. The lithotripter probe may include a material that reinforces a linear strength of at least a portion of the lithotripter probe.Type: GrantFiled: August 15, 2019Date of Patent: January 24, 2023Assignee: NORTHGATE TECHNOLOGIES INC.Inventors: Stan J. Lipowski, Robert Mantell, Chuck Zander
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Patent number: 11559319Abstract: Electrohydraulic lithotripters comprising a plurality of electrohydraulic probes are disclosed. Each probe of the plurality of probes comprise a first electrode and a second electrode positioned at a distal end of the probe such that when the probe is discharged, an electric arc between the first electrode and the second electrode produces a shockwave that radiates from the distal end of the probe. A first probe and a second probe of the plurality of probes may be configured to discharge simultaneously or sequentially.Type: GrantFiled: December 4, 2019Date of Patent: January 24, 2023Assignee: NORTHGATE TECHNOLOGIES INC.Inventor: Robert Mantell
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Publication number: 20220331012Abstract: A surgical access device, such as in the form of a Veress needle or trocar/obturator, for use in providing access to a patient in a surgical setting is disclosed. The surgical access device incorporates one or more sensors to provide real-time data usable to evaluate an insertion position of the surgical access device and provide feedback to a live user or robotic insertion device. Additionally, a system and method for adjusting the flow of insufflation gas based on the real-time data and a sensed pressure at the surgical access device is described.Type: ApplicationFiled: February 10, 2022Publication date: October 20, 2022Applicant: Northgate Technologies, Inc.Inventor: Jacob M. Bumpus
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Publication number: 20220152321Abstract: Gas recirculation systems for use in endoscopic surgical procedures including a gas recirculation pump are disclosed. The gas recirculation pump may work in conjunction with an insufflator used to inflate a patient's peritoneal cavity during surgery. The gas recirculation system may recirculate a flow of gas from and to the patient, based on a detected amount of smoke in the gas, while filtering particulate matter out of the gas and while maintaining an adequate moisture content in the gas. A controller may adjust the speed of a pump motor based on the detected amount of smoke, and may also open a suction exhaust path to vent gas and smoke if the amount of smoke detected exceeds a threshold.Type: ApplicationFiled: November 23, 2021Publication date: May 19, 2022Applicant: Northgate Technologies Inc.Inventors: Brad A. Haber, Ramarao Gundlapalli, Jacob M. Bumpus, Jason T. Push
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Publication number: 20210170156Abstract: A medical device accessory comprising an interface configured to connect the medical device accessory with a medical device for administration of a medical treatment using the medical device and the medical device accessory, a plurality of electrical contacts proximate the interface, the electrical contacts comprising a lead electrical contact adapted to receive an voltage from a power source associated with the medical device and one or more identifying electrical contacts, and at least one conductor providing an electrical connection between the lead electrical contact and the one or more identifying electrical contacts. An arrangement of the one or more identifying electrical contacts connected to the lead electrical contact identifies a characteristic of the medical device accessory.Type: ApplicationFiled: September 21, 2020Publication date: June 10, 2021Applicant: Northgate Technologies Inc.Inventors: Robert Mantell, Chip Curtis, Steven Weaver, Eric Andersen
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Publication number: 20210128847Abstract: Handheld carboxy therapy applicators are disclosed. In one implementation, a handheld carboxy therapy applicator includes a heater module, a humidification module, and a hypodermic needle. The heater module is configured to receive a flow of gas and to warm gas within the flow of gas. The humidification module is in fluid communication, such as in a serial connection, with the heater module. The humidification module is configured to receive the flow of gas from the heater module and to humidify the gas within the flow of gas. The hypodermic needle is in serial connection with the humidification module. The hypodermic needle is configured to receive the flow of gas from the humidification module and to inject the flow of gas into a tissue of a patient.Type: ApplicationFiled: January 12, 2021Publication date: May 6, 2021Applicant: Northgate Technologies Inc.Inventor: Robert R. Mantell
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Patent number: 10918813Abstract: Handheld carboxy therapy applicators are disclosed. In one implementation, a handheld carboxy therapy applicator includes a heater module, a humidification module, and a hypodermic needle. The heater module is configured to receive a flow of gas and to warm gas within the flow of gas. The humidification module is in fluid communication, such as in a serial connection, with the heater module. The humidification module is configured to receive the flow of gas from the heater module and to humidify the gas within the flow of gas. The hypodermic needle is in serial connection with the humidification module. The hypodermic needle is configured to receive the flow of gas from the humidification module and to inject the flow of gas into a tissue of a patient.Type: GrantFiled: February 27, 2018Date of Patent: February 16, 2021Assignee: NORTHGATE TECHNOLOGIES INC.Inventor: Robert R. Mantell
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Patent number: 10849637Abstract: A lithotripter tip configured for use within an invasive lithotripter probe may include a lithotripter tip body defining an interior region in communication with an aperture at a distal end of the lithotripter tip body and defining at least one port in communication with the interior region. A first electrode and a second electrode are positioned within the interior region of the lithotripter tip such that such that when liquid is within the interior region and an electric arc occurs between the first and second electrodes, a gaseous bubble forms within the interior region and a resulting shockwave travels out of the aperture at the distal end of the lithotripter tip body.Type: GrantFiled: January 5, 2017Date of Patent: December 1, 2020Assignee: NORTHGATE TECHNOLOGIES, INC.Inventor: Robert R. Mantell
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Patent number: 10806916Abstract: A medical device accessory comprising an interface configured to connect the medical device accessory with a medical device for administration of a medical treatment using the medical device and the medical device accessory, a plurality of electrical contacts proximate the interface, the electrical contacts comprising a lead electrical contact adapted to receive an voltage from a power source associated with the medical device and one or more identifying electrical contacts, and at least one conductor providing an electrical connection between the lead electrical contact and the one or more identifying electrical contacts. An arrangement of the one or more identifying electrical contacts connected to the lead electrical contact identifies a characteristic of the medical device accessory.Type: GrantFiled: September 7, 2018Date of Patent: October 20, 2020Assignee: Northgate Technologies Inc.Inventors: Robert Mantell, Chip Curtis, Steven Weaver, Eric Andersen
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Publication number: 20200289767Abstract: Gas recirculation systems for use in endoscopic surgical procedures including a gas recirculation pump are disclosed. The gas recirculation pump may work in conjunction with an insufflator used to inflate a patient's peritoneal cavity during surgery. The gas recirculation system may recirculate a high flow rate of gas from and to the patient while filtering particulate matter out of the gas and while maintaining an adequate moisture content in the gas. The gas recirculation pump may include a disposable pump cartridge releasably connected to a pump motor. A controller may detect a fault or safety condition in the gas recirculation system based on the load placed on the pump motor.Type: ApplicationFiled: October 14, 2019Publication date: September 17, 2020Applicant: Northgate Technologies Inc.Inventors: Robert R. Mantell, Donald Millar, Patrick B. Millar, Eric P. Andersen
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Patent number: 10661034Abstract: Insufflation systems including a plurality of flow rate sensors are disclosed. Each flow rate sensor is configured to measure flow across a different flow rate range, with the combined flow rate ranges of the sensors encompassing the entire flow rate capability of the insufflation system. A controller selects the most appropriate flow rate sensor based on the gas flow required to be delivered to the patient.Type: GrantFiled: August 14, 2015Date of Patent: May 26, 2020Assignee: Northgate Technologies Inc.Inventors: Robert R. Mantell, Eric Andersen, Steven Weaver, Paul Wilk
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Patent number: 10603058Abstract: Electrohydraulic lithotripters comprising a plurality of electrohydraulic probes are disclosed. Each probe of the plurality of probes comprise a first electrode and a second electrode positioned at a distal end of the probe such that when the probe is discharged, an electric arc between the first electrode and the second electrode produces a shockwave that radiates from the distal end of the probe. A first probe and a second probe of the plurality of probes may be configured to discharge simultaneously or sequentially.Type: GrantFiled: December 5, 2017Date of Patent: March 31, 2020Assignee: NORTHGATE TECHNOLOGIES, INC.Inventor: Robert Mantell
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Patent number: 10603449Abstract: A high-flow luer lock connector is disclosed. A high-flow luer lock connector comprises a connector body defining an interior region, a lumen, and an extended passageway. The interior region is bounded by a cylindrical side wall and a base wall. The lumen is defined at the base wall of the interior region and extends no more than 0.274 of an inch into the interior region. The extended passageway comprises a first and second end and passes through the connector body and the lumen. The extended passageway is in communication with the interior region to allow insufflation gas to flow through the interior region and extended passageway.Type: GrantFiled: August 27, 2018Date of Patent: March 31, 2020Assignee: NORTHGATE TECHNOLOGIES INC.Inventor: Robert R. Mantell